/**
  ******************************************************************************
  * @file    conv.h
  * @author  MCD Application Team
  * @version V2.0.6
  * @date    25-June-2013
  * @brief   Functions used to convert data representation from/to
  *                         Big Numbers and byte (octect) arrays 
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __CRL_CONV_H__
#define __CRL_CONV_H__

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "bn.h"

/** @ingroup Conv
  * @{
  */
  
/* Exported functions ------------------------------------------------------- */ 
/* Converts a vector of 32 bits words ("in") to a vector of 8 bits words ("out"). */ 
void W32_to_W8(const uint32_t *P_pArrayIn, uint8_t *P_pArrayOut, int32_t P_ReqW8);

/* Converts a vector of 8 bits words ("in") to a BigNum_stt * ("out"). ********/  
int32_t W8_to_Big(const uint8_t *P_pArrayIn, uint32_t P_ArrayInSize, BigNum_stt * P_outBig);

/* Converts a BigNum_stt * ("in") to a vector of 8 bits words ("out").*********/  
void Big_to_W8(BigNum_stt * P_inBig, uint8_t *P_pArrayOut, int32_t *P_pArrayOutSize);

/* Converts a BigNum_stt * ("in") to a vector of 8 bits words of fixed size("out") */  
int32_t Big_to_fixedW8(BigNum_stt * P_pInBig, uint8_t *P_pArrayOut, int32_t P_pArrayOutSize);
/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif  /*__CRL_CONV_H__*/


/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
